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1.18 Off-centering the Picture
Your vessel's position can be off-centered up to
75% of the range in use to view the situation
around your vessel without changing the range
or size of targets.
1) Operate the trackball to set cursor where de-
sired.
2) Press the SHIFT ZOOM key. SHIFT appears
at the top left corner of the display.
Cursor
1 Set cursor
where desired.
Figure 1-16 Off-centering the picture
Note: The display cannot be off-centered on the
96 nm range. In True Motion, the SHIFT ZOOM
key resets the OS position to a point of 50% ra-
dius opposite to the extension of the heading
marker passing through the display center.
Canceling off-centered picture
Press the SHIFT ZOOM key again.
1.19 Zoom
The zoom feature allows you to double the size
of the area between your vessel and any location
within the current range to take a closer look at
an area of interest.
1) Select location with the cursor.
2) Press and hold down the SHIFT ZOOM key
about two seconds. ZOOM appears at the top
left corner when the zoom function is on.
Cursor
2 Press SHIFT ZOOM
key to shift display.
+
Cursor
1 Place cursor
where desired.
Figure 1-17 Zoom function
Note: Zoom is canceled when range or presenta-
tion mode is changed.
Canceling zoom
Press the SHIFT ZOOM key again.
1.20 Inscribing Marks on the
Display
The MARK (PUSH) control inscribes marks on
the display. Each time the MARK (PUSH) con-
trol is pressed, an asterisk (*) appears at the cur-
sor location. You can inscribe 20 marks on the
display to denote important locations such as
wrecks and fishing grounds, or mark radar tar-
gets when changing the range. When the memory
for marks becomes full, the eldest mark is erased
to make room for the latest.
Inscribing marks
Place the cursor on the location desired for a mark
and press the MARK (PUSH) control.
Erasing marks
Erasing individual marks
Place the cursor on the mark to erase and press
the CLEAR/DELETE key.
+
Cursor
2 Press SHIFT
ZOOM key to zoom.
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